HVAC Load Calculator

HVAC Load Calculator helps you to estimate the cooling load of a room and choose a suitable AC size quickly and easily. Enter your room size, occupants, windows, doors, lighting, appliances, indoor and outdoor temperature, sun exposure, and ventilation. The app calculates an estimated cooling load and shows the recommended AC capacity in BTU/h, Ton, and kW. Key Features: • Cooling Load Calculator – Estimate the cooling requirement for your space. • Room Setup – Enter length, width, and height in meters or feet. • Heat Sources – Add occupants, windows, doors, lighting, and appliances. • Room Conditions – Set indoor and outdoor temperature, sun exposure, and ventilation. • AC Size Recommendation – View the recommended AC capacity in BTU/h and Ton. • Load Breakdown – See the main factors contributing to the estimated cooling load. • Save History – Keep previous calculations on your device. • Share Results – Easily share your calculation results. • Project Type – Mark a calculation as Home, Office, Commercial, or Industrial for easy reference. Designed with a simple interface so you can enter your room details and understand the result without complicated HVAC calculations. HVAC Load Calculator is useful for homeowners, technicians, contractors, office spaces, shops, and other indoor spaces.